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8.6.1.3 ClearRxBuffer
The command ClearRxBuffer( ) clears all the data in the LR1110 RX buffer. It will write '0' on the whole RX buffer. It is used
to ensure the data in the RX buffer is not from the last packet, mostly a debug feature.
Table 8-34: ClearRxBufferStatus Command
Byte
Data from Host
Data to Host
8.6.2 Data Buffer in Transmit Mode
The payload data to be transmitted shall be written the Tx Buffer using the command WriteBuffer8( ).
8.6.2.1 WriteBuffer8
The command WriteBuffer8( ) allows writing a block of bytes (up to 255 Bytes) in the radio TX buffer.
Table 8-35: WriteBuffer8 Command
Byte
0
Data from
0x01
Host
Data to
Stat1
Host
8.7 RSSI Functionality
The RSSI information of the LR1110 is available through different means: either in the sub-GHz chain, or at the modem
stage.
A summary of the different RSSI informations and their meaning is summarized in the table
Origin and Meaning
below:
Table 8-36: RSSI Information Origin and Meaning
Command
Modem
( )
All
GetRssiInst
LR1110
User Manual
Rev.1.0
UM.LR1110.W.APP
March 2020
1
2
0x09
data1
data2
IrqStatus
IrqStatus
Stat2
(31:24)
(23:16)
Name
RssiInst
Instantaneous RSSI
www.semtech.com
0
0x01
Stat1
3
4
5
data3
data4
IrqStatus
IrqStatus
(15:8)
(7:0)
Description
1
0x0B
Stat2
6
...
N+1
data5
...
dataN
0
...
Table 8-36: RSSI Information
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